Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ea1b04e15af1c852e0e1b73019fc2c4b21f08e5a2cfc49adca41606b30d43255:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^